Re: [gentoo-dev] New distfile mirror layout

[Fabian Groffen <grobian@gentoo.org>]

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On 29-10-2019 15:45:34 +0100, Michał Górny wrote:
> On Tue, 2019-10-29 at 15:33 +0100, Fabian Groffen wrote:
> > In addition, there are currently files there that aren't referenced from
> > ebuilds.  Prefix uses these files during bootstrap, local mirrors are
> > often much faster than dev.g.o.
> > 
> > If the files don't get mirrored anymore, I guess I can create a dummy
> > ebuild that has the files in SRC_URI.
> 
> Ok, this is something I wasn't aware of.  I agree that dummy ebuild
> should not be necessary here.  However, I'm also not sure if distfiles-
> local is really the proper way either, especially that I don't see such
> files on woodpecker right now.

There should be /space/distfiles-local and
/space/distfiles-whitelist/prefix with a list of files to retain on the
mirror.

Thanks,
Fabian

> I don't think the matter is urgent right now, so let's ponder on it
> a bit.  In particular, I think we should have a clear indication of who
> added which files, when, what for and where they came from.  Those are
> precisely the things that the current distfiles-local approach misses.
> 
> > If the files get mirrored, but put in a subdir based on the filename
> > hash, the original query endpoint on distfiles.g.o changes, much like
> > the SRC_URI approach.
> > 
> > Now I can use distfiles.prefix.b.n which redirects to the distfiles.g.o
> > URL with subdir for most part I think, but it's sub-optimal from my
> > point of view.  Calculating the hash is not always feasible due to the
> > lack of b2sum or other means.  Hence my earlier request to have such
> > official translation service on Gentoo hardware.
> > 
> > (I just wrote a small wsgi script that calculates the hash and generates
> > the redirect from Python, served via uwsgi/nginx, but there should be
> > many ways to achieve the same goals, if and only if a blake2b
> > implementation were available for it.)
> 
> This is also something that needs thinking.  I personally don't mind
> having one but it would be nice if it was able to account for geodns
> and such.
> 
> -- 
> Best regards,
> Michał Górny
> 



-- 
Fabian Groffen
Gentoo on a different level

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